52168520366836 has 24 divisors (see below), whose sum is σ = 91908459417600. Its totient is φ = 25908963700512.

The previous prime is 52168520366747. The next prime is 52168520366867. The reversal of 52168520366836 is 63866302586125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78856945 + ... + 79515751.

It is an arithmetic number, because the mean of its divisors is an integer number (3829519142400).

Almost surely, 2^{52168520366836} is an apocalyptic number.

It is an amenable number.

52168520366836 is a deficient number, since it is larger than the sum of its proper divisors (39739939050764).

52168520366836 is a wasteful number, since it uses less digits than its factorization.

52168520366836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791823 (or 791821 counting only the distinct ones).

The product of its (nonzero) digits is 74649600, while the sum is 61.

The spelling of 52168520366836 in words is "fifty-two trillion, one hundred sixty-eight billion, five hundred twenty million, three hundred sixty-six thousand, eight hundred thirty-six".